Wuhan Sanjing Chemical Co., Ltd

Bollin valves have had a long-standing reputation in the chemical, refinery and power station industries since 1924.

Gronfa, founded in 1949, is a Dutch engineering | manufacturing company of industrial mixing technologies, filling systems and a reliable solution partner for customer-specific process applications in a wide range of industries. Gronfa offer...

We produce gear motors, planetary gear motors, as replacement gear or original equipment. We also manufacture special machines according to specifications. Furthermore, we repair and maintain equipment and machines as required.